Opiums
鴉片( opium的名詞復(fù)數(shù) )
??? 情景例句
If you watch carefully you will see how to do it.
你若細(xì)心觀察，就會(huì)知道怎么做這件事。
Which one is more difficult?
哪一個(gè)是比較難的？
But the competition of man against man is not the simple process envisioned in biology.
但是，人與人的競爭并不像生物學(xué)中想像的那樣是一個(gè)簡單過程。